XML 72 R55.htm IDEA: XBRL DOCUMENT
v3.25.4

License Agreements & Ducentis Acquisition - Hengrui (Details) - Hengrui - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Research and Development Arrangement, Contract to Perform for Others [Line Items] |  |  |
License agreement, cash payment | $ 0 | $ 0 | $ 0
Maximum milestone payments for licensed products | 20,500,000 |  |
Maximum milestone payments for net worldwide sales | $ 200,000,000.0 |  |

X
- Definition Research and Development Arrangement, Contract to Perform for Others, Maximum Sales Milestone Payments + References No definition available. + Details
Name: | arqt_ResearchAndDevelopmentArrangementContractToPerformForOthersMaximumSalesMilestonePayments
Namespace Prefix: | arqt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Research and Development Arrangement, Contract to Perform for Others, Product Milestone Payments + References No definition available. + Details
Name: | arqt_ResearchAndDevelopmentArrangementContractToPerformForOthersProductMilestonePayments
Namespace Prefix: | arqt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of costs incurred under a research and development arrangement accounted for as a contract to perform research and development for others. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 730 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483041/730-20-50-1 + Details
Name: | us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersCostsIncurredGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 730 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483041/730-20-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 730 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483041/730-20-50-1 + Details
Name: | us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_CounterpartyNameAxis=arqt_HengruiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |